Patent Assignment
Reel/Frame 052873/0863
Assignment of Assignor's Interest
Recorded: 2020-06-08
Pages: 4
Assignor
LIU, KAI
Executed: 2019-04-24
Assignee
ABB SCHWEIZ AG
BRUGGERSTRASSE 66, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Method, System and Apparatus for Fault Detection
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 15, 2021
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 055585/0670 →
Change of Name
Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058601/0692 →
Merger
Oct 5, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD.
Reel/Frame 065132/0269 →
Corrective Assignment to Correct the Name of Assignee Previously Recorded on Reel 065132 Frame 0269. Assignor(S) Hereby Confirms the Commercial Register.
Oct 30, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 071218/0796 →